and needs to draw and it will be very critical that if there are chemical weapons being used by the assad regime president obama responds accordingly. that is another red line he is drawing. that is red line irisraelies will be watching and iranians. is this president serious about committing to red lines and honoring the red lines. uma: quickly with obama speaking to young people in israel, that was very interesting strategy on his part because he knows he often does well in those kind of settings, at that type of theater backdrop. >> i think that's right. president obama shown in the u.s. context he is he is brilliant at grassroots activism and getting support of the grassroots. he tried to go over the head of prime minister netanyahu. he tried to appeal to the grassroots to build political support, get beyond a 10% approval rating. he will need that and support of israeli people if he will is for israelies to take significant risks for peace with respect to the palestinians. uma: you used that word over, risk, over and over again. >> there is risk on israeli borders. missiles from the